5e280cda19
The same treatement will happens on all sub-projects. The .h files
have to be C++ compatibles and all symbols with an external visibility
have to get the {PROJECT}_DECLSPEC in front of the prototype.
This commit was SVN r11340.
118 строки
2.7 KiB
C
118 строки
2.7 KiB
C
%{ /* -*- C -*- */
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/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2006 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "opal_config.h"
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#include <stdio.h>
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#if HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include "opal/util/show_help_lex.h"
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#if defined(c_plusplus) || defined(__cplusplus)
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extern "C" {
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#endif
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/*
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* public functions
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*/
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extern int opal_show_help_finish_parsing(void);
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/*
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* local functions
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*/
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static int opal_show_help_yywrap(void);
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#if defined(c_plusplus) || defined(__cplusplus)
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}
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#endif
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/*
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* global variables
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*/
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int opal_show_help_yynewlines = 1;
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bool opal_show_help_parse_done = false;
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char *opal_show_help_string = NULL;
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#define yyterminate() \
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return opal_show_help_finish_parsing()
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%}
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WHITE [\f\t\v ]
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CHAR [A-Za-z0-9_\-\.]
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%x CHOMP
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%%
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#.*\n ; /* comment line */
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^\[.+\]/.*\n { BEGIN(CHOMP); return OPAL_SHOW_HELP_PARSE_TOPIC; }
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<CHOMP>.*\n { BEGIN(INITIAL); }
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.*/\n { BEGIN(CHOMP); return OPAL_SHOW_HELP_PARSE_MESSAGE; }
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%%
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/*
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* This cleans up at the end of the parse (since, in this case, we
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* always parse the entire file) and prevents a memory leak.
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*/
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int opal_show_help_finish_parsing(void)
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{
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if (NULL != YY_CURRENT_BUFFER) {
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yy_delete_buffer(YY_CURRENT_BUFFER);
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#if defined(YY_CURRENT_BUFFER_LVALUE)
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YY_CURRENT_BUFFER_LVALUE = NULL;
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#else
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YY_CURRENT_BUFFER = NULL;
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#endif /* YY_CURRENT_BUFFER_LVALUE */
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}
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return YY_NULL;
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}
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static int opal_show_help_yywrap(void)
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{
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opal_show_help_parse_done = true;
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return 1;
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}
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/*
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* Ensure that we have a valid yybuffer to use. Specifically, if this
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* scanner is invoked a second time, finish_parsing() (above) will
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* have been executed, and the current buffer will have been freed.
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* Flex doesn't recognize this fact because as far as it's concerned,
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* its internal state was already initialized, so it thinks it should
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* have a valid buffer. Hence, here we ensure to give it a valid
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* buffer.
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*/
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int opal_show_help_init_buffer(FILE *file)
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{
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YY_BUFFER_STATE buf = yy_create_buffer(file, YY_BUF_SIZE);
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yy_switch_to_buffer(buf);
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return 0;
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}
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